Current File : //opt/alt/alt-nodejs16/root/lib/node_modules/npm/lib/utils/exit-handler.js
const os = require('os')
const log = require('./log-shim.js')
const errorMessage = require('./error-message.js')
const replaceInfo = require('./replace-info.js')
const messageText = msg => msg.map(line => line.slice(1).join(' ')).join('\n')
const indent = (val) => Array.isArray(val) ? val.map(v => indent(v)) : ` ${val}`
let npm = null // set by the cli
let exitHandlerCalled = false
let showLogFileError = false
process.on('exit', code => {
log.disableProgress()
// process.emit is synchronous, so the timeEnd handler will run before the
// unfinished timer check below
process.emit('timeEnd', 'npm')
const hasNpm = !!npm
const hasLoadedNpm = hasNpm && npm.config.loaded
// Unfinished timers can be read before config load
if (hasNpm) {
for (const [name, timer] of npm.unfinishedTimers) {
log.verbose('unfinished npm timer', name, timer)
}
}
if (!code) {
log.info('ok')
} else {
log.verbose('code', code)
}
if (!exitHandlerCalled) {
process.exitCode = code || 1
log.error('', 'Exit handler never called!')
// eslint-disable-next-line no-console
console.error('')
log.error('', 'This is an error with npm itself. Please report this error at:')
log.error('', ' <https://github.com/npm/cli/issues>')
showLogFileError = true
}
// npm must be loaded to know where the log file was written
if (hasLoadedNpm) {
// write the timing file now, this might do nothing based on the configs set.
// we need to call it here in case it errors so we dont tell the user
// about a timing file that doesn't exist
npm.writeTimingFile()
const logsDir = npm.logsDir
const logFiles = npm.logFiles
const timingDir = npm.timingDir
const timingFile = npm.timingFile
const timing = npm.config.get('timing')
const logsMax = npm.config.get('logs-max')
// Determine whether to show log file message and why it is
// being shown since in timing mode we always show the log file message
const logMethod = showLogFileError ? 'error' : timing ? 'info' : null
if (logMethod) {
if (!npm.silent) {
// just a line break if not in silent mode
// eslint-disable-next-line no-console
console.error('')
}
const message = []
if (timingFile) {
message.push('Timing info written to:', indent(timingFile))
} else if (timing) {
message.push(
`The timing file was not written due to an error writing to the directory: ${timingDir}`
)
}
if (logFiles.length) {
message.push('A complete log of this run can be found in:', ...indent(logFiles))
} else if (logsMax <= 0) {
// user specified no log file
message.push(`Log files were not written due to the config logs-max=${logsMax}`)
} else {
// could be an error writing to the directory
message.push(
`Log files were not written due to an error writing to the directory: ${logsDir}`,
'You can rerun the command with `--loglevel=verbose` to see the logs in your terminal'
)
}
log[logMethod]('', message.join('\n'))
}
// This removes any listeners npm setup, mostly for tests to avoid max listener warnings
npm.unload()
}
// these are needed for the tests to have a clean slate in each test case
exitHandlerCalled = false
showLogFileError = false
})
const exitHandler = err => {
exitHandlerCalled = true
log.disableProgress()
const hasNpm = !!npm
const hasLoadedNpm = hasNpm && npm.config.loaded
if (!hasNpm) {
err = err || new Error('Exit prior to setting npm in exit handler')
// eslint-disable-next-line no-console
console.error(err.stack || err.message)
return process.exit(1)
}
if (!hasLoadedNpm) {
err = err || new Error('Exit prior to config file resolving.')
// eslint-disable-next-line no-console
console.error(err.stack || err.message)
}
// only show the notification if it finished.
if (typeof npm.updateNotification === 'string') {
const { level } = log
log.level = 'notice'
log.notice('', npm.updateNotification)
log.level = level
}
let exitCode
let noLogMessage
if (err) {
exitCode = 1
// if we got a command that just shells out to something else, then it
// will presumably print its own errors and exit with a proper status
// code if there's a problem. If we got an error with a code=0, then...
// something else went wrong along the way, so maybe an npm problem?
const isShellout = npm.commandInstance && npm.commandInstance.constructor.isShellout
const quietShellout = isShellout && typeof err.code === 'number' && err.code
if (quietShellout) {
exitCode = err.code
noLogMessage = true
} else if (typeof err === 'string') {
// XXX: we should stop throwing strings
log.error('', err)
noLogMessage = true
} else if (!(err instanceof Error)) {
log.error('weird error', err)
noLogMessage = true
} else {
if (!err.code) {
const matchErrorCode = err.message.match(/^(?:Error: )?(E[A-Z]+)/)
err.code = matchErrorCode && matchErrorCode[1]
}
for (const k of ['type', 'stack', 'statusCode', 'pkgid']) {
const v = err[k]
if (v) {
log.verbose(k, replaceInfo(v))
}
}
log.verbose('cwd', process.cwd())
log.verbose('', os.type() + ' ' + os.release())
log.verbose('node', process.version)
log.verbose('npm ', 'v' + npm.version)
for (const k of ['code', 'syscall', 'file', 'path', 'dest', 'errno']) {
const v = err[k]
if (v) {
log.error(k, v)
}
}
const msg = errorMessage(err, npm)
for (const errline of [...msg.summary, ...msg.detail]) {
log.error(...errline)
}
if (hasLoadedNpm && npm.config.get('json')) {
const error = {
error: {
code: err.code,
summary: messageText(msg.summary),
detail: messageText(msg.detail),
},
}
npm.outputError(JSON.stringify(error, null, 2))
}
if (typeof err.errno === 'number') {
exitCode = err.errno
} else if (typeof err.code === 'number') {
exitCode = err.code
}
}
}
log.verbose('exit', exitCode || 0)
showLogFileError = (hasLoadedNpm && npm.silent) || noLogMessage
? false
: !!exitCode
// explicitly call process.exit now so we don't hang on things like the
// update notifier, also flush stdout/err beforehand because process.exit doesn't
// wait for that to happen.
let flushed = 0
const flush = [process.stderr, process.stdout]
const exit = () => ++flushed === flush.length && process.exit(exitCode)
flush.forEach((f) => f.write('', exit))
}
module.exports = exitHandler
module.exports.setNpm = n => (npm = n)
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